/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.lodsve.boot.component.webmvc.context;

import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.request.RequestContextListener;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;

/**
 * <p>注册{@link RequestContextListener}.</p>
 * <p>
 * 使用方式：
 * <blockquote><pre>
 * HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
 * Locale locale = LocaleContextHolder.getLocale();
 * </pre></blockquote>
 *
 * @author Hulk Sun
 */
public class RequestContextListenerInitializer implements WebApplicationInitializer {
    @Override
    public void onStartup(ServletContext servletContext) throws ServletException {
        servletContext.addListener(RequestContextListener.class);
    }
}
